1552 search results - page 120 / 311 » Creating Database Queries by Demonstration |
171
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SIGMOD
2009
ACM
15 years 10 months ago
2009
ACM
Schema evolution poses serious challenges in historical data management. Traditionally historical data have been archived either by (i) migrating them into the current schema vers...
173
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ICDE
2007
IEEE
15 years 11 months ago
2007
IEEE
Most of the existing work on skyline query has been extensively used in decision support, recommending systems etc, and mainly focuses on the efficiency issue for a single table. ...
157
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SIGMOD
2009
ACM
15 years 10 months ago
2009
ACM
Current semi-structured keyword search and natural language query processing systems use ad hoc approaches to take advantage of structural information. Although intuitive, they ar...
SIGIR
2004
ACM
15 years 3 months ago
2004
ACM
The larger amount of information on the Web is stored in document databases and is not indexed by general-purpose search engines (i.e., Google and Yahoo). Such information is dyna...
ECWEB
2003
Springer
15 years 3 months ago
2003
Springer
Abstract. In this paper, we discuss the XEDY system for storing DTDconscious XML data in a standard relational databases management system. For this, we propose a database schema f...